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Class 12 Mathematics Trigonometric Functions Trigonometric functions and their propertiesHardLevel 70

If (\cos x=\cos y), what is the correct form of the general solution?

Answer and explanation

Correct answer: (x=2n\pi\pm y)

For (\cos x=\cos y), angles are of the form (2n\pi\pm y). In exams, remember the even nature of cosine.

Tags

trigonometric-functionsgeneral-solutioncosine

Frequently asked questions

What is the correct answer to this question?

(x=2n\pi\pm y)

Why is this the correct answer?

For (\cos x=\cos y), angles are of the form (2n\pi\pm y). In exams, remember the even nature of cosine.

Which subject and chapter does this question cover?

This is a Class 12 Mathematics question. Chapter: Trigonometric Functions. Topic: Trigonometric functions and their properties.

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